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Finding the Fourth Proportional to 179,800.76, 269,617.70 and 104,942.54

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Solution

The fourth proportional to 179,800.76, 269,617.70 and 104,942.54 is: 157,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,800.76 : 269,617.70 = 104,942.54 : x
  2. Step 2: Convert to fraction form
    179,800.76/269,617.70 = 104,942.54/x
  3. Step 3: Cross multiply
    179,800.76x = 269,617.70 × 104,942.54
  4. Step 4: Simplify right side
    179,800.76x = 28,294,366,266.96
  5. Step 5: Solve for x
    x = 28,294,366,266.96/179,800.76
  6. Step 6: Final answer
    x = 157,365.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.